diff options
Diffstat (limited to 'drivers/clk/qcom/mmcc-msm8960.c')
| -rw-r--r-- | drivers/clk/qcom/mmcc-msm8960.c | 65 |
1 files changed, 58 insertions, 7 deletions
diff --git a/drivers/clk/qcom/mmcc-msm8960.c b/drivers/clk/qcom/mmcc-msm8960.c index 3f41249c5ae4..cd3c9f8455e5 100644 --- a/drivers/clk/qcom/mmcc-msm8960.c +++ b/drivers/clk/qcom/mmcc-msm8960.c @@ -8,13 +8,11 @@ #include <linux/err.h> #include <linux/delay.h> #include <linux/platform_device.h> -#include <linux/property.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> -#include <linux/of.h> #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/regmap.h> -#include <linux/reset-controller.h> #include <dt-bindings/clock/qcom,mmcc-msm8960.h> #include <dt-bindings/reset/qcom,mmcc-msm8960.h> @@ -37,6 +35,7 @@ enum { P_DSI2_PLL_DSICLK, P_DSI1_PLL_BYTECLK, P_DSI2_PLL_BYTECLK, + P_LVDS_PLL, }; #define F_MN(f, s, _m, _n) { .freq = f, .src = s, .m = _m, .n = _n } @@ -143,6 +142,20 @@ static const struct clk_parent_data mmcc_pxo_dsi2_dsi1[] = { { .fw_name = "dsi1pll", .name = "dsi1pll" }, }; +static const struct parent_map mmcc_pxo_dsi2_dsi1_lvds_map[] = { + { P_PXO, 0 }, + { P_DSI2_PLL_DSICLK, 1 }, + { P_LVDS_PLL, 2 }, + { P_DSI1_PLL_DSICLK, 3 }, +}; + +static const struct clk_parent_data mmcc_pxo_dsi2_dsi1_lvds[] = { + { .fw_name = "pxo", .name = "pxo_board" }, + { .fw_name = "dsi2pll", .name = "dsi2pll" }, + { .fw_name = "lvdspll", .name = "mpd4_lvds_pll" }, + { .fw_name = "dsi1pll", .name = "dsi1pll" }, +}; + static const struct parent_map mmcc_pxo_dsi1_dsi2_byte_map[] = { { P_PXO, 0 }, { P_DSI1_PLL_BYTECLK, 1 }, @@ -2439,26 +2452,42 @@ static struct clk_rcg dsi2_pixel_src = { }, .s = { .src_sel_shift = 0, - .parent_map = mmcc_pxo_dsi2_dsi1_map, + .parent_map = mmcc_pxo_dsi2_dsi1_lvds_map, }, .clkr = { .enable_reg = 0x0094, .enable_mask = BIT(2), .hw.init = &(struct clk_init_data){ .name = "dsi2_pixel_src", - .parent_data = mmcc_pxo_dsi2_dsi1, - .num_parents = ARRAY_SIZE(mmcc_pxo_dsi2_dsi1), + .parent_data = mmcc_pxo_dsi2_dsi1_lvds, + .num_parents = ARRAY_SIZE(mmcc_pxo_dsi2_dsi1_lvds), .ops = &clk_rcg_pixel_ops, }, }, }; +static struct clk_branch dsi2_pixel_lvds_src = { + .clkr = { + .enable_reg = 0x0094, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "dsi2_pixel_lvds_src", + .parent_hws = (const struct clk_hw*[]){ + &dsi2_pixel_src.clkr.hw + }, + .num_parents = 1, + .ops = &clk_branch_simple_ops, + .flags = CLK_SET_RATE_PARENT, + }, + }, +}; + static struct clk_branch dsi2_pixel_clk = { .halt_reg = 0x01d0, .halt_bit = 19, .clkr = { .enable_reg = 0x0094, - .enable_mask = BIT(0), + .enable_mask = 0, .hw.init = &(struct clk_init_data){ .name = "mdp_pclk2_clk", .parent_hws = (const struct clk_hw*[]){ @@ -2471,6 +2500,24 @@ static struct clk_branch dsi2_pixel_clk = { }, }; +static struct clk_branch lvds_clk = { + .halt_reg = 0x024c, + .halt_bit = 6, + .clkr = { + .enable_reg = 0x0264, + .enable_mask = BIT(1), + .hw.init = &(struct clk_init_data){ + .name = "mdp_lvds_clk", + .parent_hws = (const struct clk_hw*[]){ + &dsi2_pixel_lvds_src.clkr.hw + }, + .num_parents = 1, + .ops = &clk_branch_ops, + .flags = CLK_SET_RATE_PARENT, + }, + }, +}; + static struct clk_branch gfx2d0_ahb_clk = { .hwcg_reg = 0x0038, .hwcg_bit = 28, @@ -2799,6 +2846,8 @@ static struct clk_regmap *mmcc_msm8960_clks[] = { [CSIPHY1_TIMER_CLK] = &csiphy1_timer_clk.clkr, [CSIPHY0_TIMER_CLK] = &csiphy0_timer_clk.clkr, [PLL2] = &pll2.clkr, + [DSI2_PIXEL_LVDS_SRC] = &dsi2_pixel_lvds_src.clkr, + [LVDS_CLK] = &lvds_clk.clkr, }; static const struct qcom_reset_map mmcc_msm8960_resets[] = { @@ -2983,6 +3032,8 @@ static struct clk_regmap *mmcc_apq8064_clks[] = { [VCAP_CLK] = &vcap_clk.clkr, [VCAP_NPL_CLK] = &vcap_npl_clk.clkr, [PLL15] = &pll15.clkr, + [DSI2_PIXEL_LVDS_SRC] = &dsi2_pixel_lvds_src.clkr, + [LVDS_CLK] = &lvds_clk.clkr, }; static const struct qcom_reset_map mmcc_apq8064_resets[] = { |